PLATE XLVIII. 



Galls caused by Neukoterus lenticularis on under-surface of leaf of 



Q. 2)edunculata. 

 Fo\u--fifths nat. size. 

 The inset is of a very pilose specimen, x 8. Photo, by A. W. Bawtree. 



Adlard 4" Son, Impr. 



